• 多点地震动作用结构随机地震反应计算十分耗费时问。

    The random response computation of structures under multiple-support excitations is a problem of time consumption.

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  • 基于模态方法,提出了层状土层随机地震反应近似分析方法。

    Based on modal perturbation method, a new approach is developed for solving the random seismic response of horizontal layered soil.

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  • 工程结构随机地震反应分析域中用到地震动的功率密度函数

    The power spectral density function of earthquake motion is usually used for the random response analysis of engineering structures in the frequency domain.

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  • 本文提出土坝随机地震反应分析一种快速精确反应计算方法

    In this paper, the authors present a fast and accurate complex response numerical method for 2 -d random earthquake response analysis of earth dam.

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  • 研究结构随机地震反应时,要大量符合场地条件地震记录作为输入数据

    When the stochastic seismic response of the structures is studied, lots of the earthquake records fit for the selected site are necessary to be used for initial data for structure model analysis.

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  • 本文随机等价线性化方法探讨了相邻结构之间用粘弹性阻尼器连接后非线性随机地震反应

    Nonlinear stochastic response analysis of viscoelastic damper-connected adjacent multi-story buildings under earthquake excitation is performed in this paper using the equivalent linearization method.

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  • 文中进一步通过算例分析,探讨了P、SV入射角度土层厚度以及基岩土层间的剪切波速比等因素土层随机地震反应影响。

    The effects of incident angle of wave and elastic rock on the seismic responses of layered soil sites are considered precisely and conveniently. The influences of angle of incidence of P-and SV-…

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  • 本文详细研究了与结构相互作用体系随机地震反应分析方法方法的实际应用中的一些问题提出了作者的一些见解处理方法

    The random response method for soil-structure interaction system is studied systematically at this dissertation, and the Suggestions and treating methods about the practice application are proposed.

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  • 利用随机振动理论本文研究了均匀土层地震动力反应问题

    Using the theory of random vibration, the problem of dynamic response of the non homogeneous soil layer to earthquake is studied in the present paper.

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  • 利用连续线性系统随机振动理论研究均匀地基土层地震动力反应问题

    Using the stochastic vibration theory of continuous linear system, this paper studies the dynamic response problem of non-homogeneous soil foundation.

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  • 采用反应法,时分析方法以及随机振动方法分析了拱桥一维和多维地震激励地震响应。

    Through spectrum analysis, time-marching analysis and radom vibration analysis, the seismic performance of arch bridge under one-dimension and multi-dimension excitation has been analyzed.

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  • 通过同一输电结构输入多种不同,研究地震随机对输电塔结构地震反应影响

    Employing different earthquake acceleration records, the influence of the stochastic behaviors of earthquakes on the structural seismic responses has been investigated.

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  • 第三,将爆破地震加速度时程作为随机过程建筑结构物进行随机振动反应理论分析;

    Thirdly, assuming blasting seismic acceleration history is stochastic process, stochastic vibration response of structure is analyzed theoretically.

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  • 提出了P、SV波作用下层状土层地震反应分析随机波动分析方法

    A random wave-theory analysis method is developed for the random seismic response analysis of layered soil sites under the P-and SV-wave excitations.

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  • 提出了SH作用下层土层地震反应分析随机波动分析方法

    A new analysis technique, called random wave analysis method, is developed for the random seismic response analysis of layered soil sites under SH wave excitation.

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  • 安装有粘阻尼消能支撑自由度减震结构基于随机地震模型动力反应进行了研究。

    The dynamic responses of a multi-degree of freedom seismic reduction structure with a viscous damped brace under a random earthquake motion model were analyzed.

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  • 南京长江越江隧道初步设计方案(沉管段)为计算其在高斯平稳随机过程地震作用下的动力反应均方根值纵向抗震动力可靠度

    The Nanjing Changjiang Tunnel is used as an example to compute the square-mean-root responses and the longitudinal aseismic reliabilities under stationary random earthquake loads.

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  • 本文结合跨度桥梁抗震设计,系统地介绍随机模型以及随机地震动场多点激励下大跨度桥梁地震反应分析方法

    In this paper, based on earthquake-resistant design of long-span Bridges, the patterns of random earthquake ground motion and the methods of seismic response analysis for long-span...

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  • 本文结合跨度桥梁抗震设计,系统地介绍随机模型以及随机地震动场多点激励下大跨度桥梁地震反应分析的方法

    In this paper, based on earthquake-resistant design of long-span Bridges, the patterns of random earthquake ground motion and the methods of seismic response analy...

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  • 本文结合跨度桥梁抗震设计,系统地介绍随机模型以及随机地震动场多点激励下大跨度桥梁地震反应分析的方法

    In this paper, based on earthquake-resistant design of long-span Bridges, the patterns of random earthquake ground motion and the methods of seismic response analy...

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